Answer: 8.B 9.C 10.D 11.B
Explanation: 12.?
Answer: c.composition, temperature, and function.
Atmosphere can be classified into composition, temperature, and function. The composition has two region, heterosphere and homosphere. The temperature will be divided into thermosphere, mesosphere
, stratosphere, troposphere
. The function will be divided into ozonosphere and ionosphere
Cultivated crops usually have fewer roots such as corn in a moist or wet soil. <span>To have more hair roots needs more air and oxygen helps to make it happen. </span><span>But a wet soil doesn't help add more roots. </span>
Answer:
clay water and silt
Explanation:
it may be right but not for sure